2491440120

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19717}}^1$

素因数の和:19756

約数の個数: 192

約数和(自身を含む): 9043463520

約数和(自身を除く): 6552023400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 243, 260, 270, 312, 324, 351, 360, 390, 405, 468, 486, 520, 540, 585, 648, 702, 780, 810, 936, 972, 1053, 1080, 1170, 1215, 1404, 1560, 1620, 1755, 1944, 2106, 2340, 2430, 2808, 3159, 3240, 3510, 4212, 4680, 4860, 5265, 6318, 7020, 8424, 9720, 10530, 12636, 14040, 15795, 19717, 21060, 25272, 31590, 39434, 42120, 59151, 63180, 78868, 98585, 118302, 126360, 157736, 177453, 197170, 236604, 256321, 295755, 354906, 394340, 473208, 512642, 532359, 591510, 709812, 768963, 788680, 887265, 1025284, 1064718, 1183020, 1281605, 1419624, 1537926, 1597077, 1774530, 2050568, 2129436, 2306889, 2366040, 2563210, 2661795, 3075852, 3194154, 3549060, 3844815, 4258872, 4613778, 4791231, 5126420, 5323590, 6151704, 6388308, 6920667, 7098120, 7689630, 7985385, 9227556, 9582462, 10252840, 10647180, 11534445, 12776616, 13841334, 15379260, 15970770, 18455112, 19164924, 20762001, 21294360, 23068890, 23956155, 27682668, 30758520, 31941540, 34603335, 38329848, 41524002, 46137780, 47912310, 55365336, 62286003, 63883080, 69206670, 83048004, 92275560, 95824620, 103810005, 124572006, 138413340, 166096008, 191649240, 207620010, 249144012, 276826680, 311430015, 415240020, 498288024, 622860030, 830480040, 1245720060, 2491440120]

約数ペア:

[(1, 2491440120), (2, 1245720060), (3, 830480040), (4, 622860030), (5, 498288024), (6, 415240020), (8, 311430015), (9, 276826680), (10, 249144012), (12, 207620010), (13, 191649240), (15, 166096008), (18, 138413340), (20, 124572006), (24, 103810005), (26, 95824620), (27, 92275560), (30, 83048004), (36, 69206670), (39, 63883080), (40, 62286003), (45, 55365336), (52, 47912310), (54, 46137780), (60, 41524002), (65, 38329848), (72, 34603335), (78, 31941540), (81, 30758520), (90, 27682668), (104, 23956155), (108, 23068890), (117, 21294360), (120, 20762001), (130, 19164924), (135, 18455112), (156, 15970770), (162, 15379260), (180, 13841334), (195, 12776616), (216, 11534445), (234, 10647180), (243, 10252840), (260, 9582462), (270, 9227556), (312, 7985385), (324, 7689630), (351, 7098120), (360, 6920667), (390, 6388308), (405, 6151704), (468, 5323590), (486, 5126420), (520, 4791231), (540, 4613778), (585, 4258872), (648, 3844815), (702, 3549060), (780, 3194154), (810, 3075852), (936, 2661795), (972, 2563210), (1053, 2366040), (1080, 2306889), (1170, 2129436), (1215, 2050568), (1404, 1774530), (1560, 1597077), (1620, 1537926), (1755, 1419624), (1944, 1281605), (2106, 1183020), (2340, 1064718), (2430, 1025284), (2808, 887265), (3159, 788680), (3240, 768963), (3510, 709812), (4212, 591510), (4680, 532359), (4860, 512642), (5265, 473208), (6318, 394340), (7020, 354906), (8424, 295755), (9720, 256321), (10530, 236604), (12636, 197170), (14040, 177453), (15795, 157736), (19717, 126360), (21060, 118302), (25272, 98585), (31590, 78868), (39434, 63180), (42120, 59151)]